<template>
  <div id="add-blog">
    <h2>添加博客</h2>
    <form action="" v-if="!submmited">
      <label for="">博客标题</label>
      <input type="text" v-model="blog.title" required>
      <label for="">博客内容</label>
      <textarea name="" id="" v-model="blog.content"></textarea>
      <div id="checkboxes">
        <label for="">Vue.js</label>
        <input type="checkbox" value="Vue.js" v-model="blog.categories">
        <label for="">Node.js</label>
        <input type="checkbox" value="Node.js" v-model="blog.categories">
        <label for="">React.js</label>
        <input type="checkbox" value="React.js" v-model="blog.categories">
        <label for="">Angular4</label>
        <input type="checkbox" value="Angular4" v-model="blog.categories">
      </div>
      <select v-model="blog.author">
        <option v-for="author in authors">{{author}}</option>
      </select>
      <button v-on:click.prevent="post">添加博客</button>
    </form>
    <div v-if="submmited">
      <h3>发布成功！</h3>
      <div id="preview">
        <h3>博客总览</h3>
        <p>博客标题：{{blog.title}}</p>
        <p>博客内容：</p>
        <p>{{blog.content}}</p>
        <p>博客分类：</p>
        <ul>
          <li v-for="category in blog.categories">
            {{category}}
          </li>
        </ul>
        <p>博客作者：{{blog.author}}</p>
      </div>
    </div>
  </div>
</template>

<script>
export default {
  //http://jsonplaceholder.typicode.com/
  //http://jsonplaceholder.typicode.com/posts
  name: 'add-blog',
  data () {
    return {
      blog:{
        title:"",
        content:"",
        categories:[],
        author:""
      },
      authors:["Hemiah","Henry","Bucky"],
      submmited:false
    }
  },
  methods: {
    post:function(){
      this.$http.post("http://jsonplaceholder.typicode.com/posts",{
        title:this.blog.title,body:this.blog.content,userId:1
      }).then(function(data){
        console.log(data);
        this.submmited=true;
      });
    }
  },
}
</script>

<style scoped>
#add-blog *{
  box-sizing: border-box;
}

#add-blog{
  margin: 20px auto;
  max-width: 600px;
  padding: 20px;
}

label{
  display: block;
  margin:20px 0 10px;
}

input[type="text"],textarea,select{
  display: block;
  width: 100%;
  padding: 8px;
}

textarea{
  height: 160px;
}

#checkboxes label{
  display: inline-block;
  margin-top: 0;
}

#checkboxes input{
  display: inline-block;
  margin-right: 10px;
}

button{
  display: block;
  margin: 20px 0;
  background: crimson;
  color: #fff;
  border: 0;
  padding: 10px;
  border-radius:4px;
  font-size: 16px;
  cursor: pointer; 
}

#preview{
  padding: 18px 20px;
  border: 1px dotted #ccc;
  margin: 30px 0;
}

h3{
  margin-top: 10px;
}

</style>
